<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>弹性盒案例</title>
    <style>
        .box{
            width: 300px;
            height: 150px;
            margin: 0 auto;
            background: #000;
            display: flex;
            flex-wrap: wrap;
        }
        .box div{
            width: 60px;
            height: 50px;
            box-sizing: border-box;
            display: flex;
            border: 1px dashed gray;
            align-self: center;
            /* 项目对齐方式 */
            justify-content: center;
            /* 主轴对齐方式 */
        }
    </style>
</head>
<body>
    <div class="box">
        <div><img src="https://m15.360buyimg.com/mobilecms/jfs/t1/175540/24/19329/6842/60ec0b0aEf35f7384/ec560dbf9b82b90b.png!q70.jpg" alt=""></div>
        <div><img src="https://m15.360buyimg.com/mobilecms/jfs/t1/175540/24/19329/6842/60ec0b0aEf35f7384/ec560dbf9b82b90b.png!q70.jpg" alt=""></div>
        <div><img src="https://m15.360buyimg.com/mobilecms/jfs/t1/175540/24/19329/6842/60ec0b0aEf35f7384/ec560dbf9b82b90b.png!q70.jpg" alt=""></div>
        <div><img src="https://m15.360buyimg.com/mobilecms/jfs/t1/175540/24/19329/6842/60ec0b0aEf35f7384/ec560dbf9b82b90b.png!q70.jpg" alt=""></div>
        <div><img src="https://m15.360buyimg.com/mobilecms/jfs/t1/175540/24/19329/6842/60ec0b0aEf35f7384/ec560dbf9b82b90b.png!q70.jpg" alt=""></div>
        <div><img src="https://m15.360buyimg.com/mobilecms/jfs/t1/175540/24/19329/6842/60ec0b0aEf35f7384/ec560dbf9b82b90b.png!q70.jpg" alt=""></div>
        <div><img src="https://m15.360buyimg.com/mobilecms/jfs/t1/175540/24/19329/6842/60ec0b0aEf35f7384/ec560dbf9b82b90b.png!q70.jpg" alt=""></div>
        <div><img src="https://m15.360buyimg.com/mobilecms/jfs/t1/175540/24/19329/6842/60ec0b0aEf35f7384/ec560dbf9b82b90b.png!q70.jpg" alt=""></div>
        <div><img src="https://m15.360buyimg.com/mobilecms/jfs/t1/175540/24/19329/6842/60ec0b0aEf35f7384/ec560dbf9b82b90b.png!q70.jpg" alt=""></div>
        <div><img src="https://m15.360buyimg.com/mobilecms/jfs/t1/37709/6/15279/6118/60ec1046E4b5592c6/a7d6b66354efb141.png!q70.jpg"></div>
    </div>
</body>
</html>